4–37COPYRIGHT © 1998 CANON INC. CANON NP6621 REV.0 FEB. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)MECHANICAL SYSTEM9. Installing the Lens Heater1) Remove the copyboard glass and the lenshood.2) Remove the three screws, and disconnect thetwo connectors; then, remove the original sizesensor q together with its mount.Figure 4-4143) Install the lens heater w with a screw e.4) Connect the connector r.Figure 4-4154 325) Set the mirror heater harness t to the cordguide.Figure 4-4166) Install the original size sensor mount, lens hood,and copyboard glass.51Download service manual and resetter printer at http://printer1.blogspot.com